package com.javaHigest.junit_;

public class StringUtil {
    public static void printNumber(String name){
        if(name==null) {
            System.out.println("名字的长度是"+0);
            return;
        }
            System.out.println("名字的长度是" + name.length());

    }
    public static int getMaxIndex(String data){
        if(data==null){
            return -1;
        }
        return data.length()-1;
    }
}
